Installation manual

035-16682-000-E-0303
Unitary Products Group 3
LIST OF FIGURES
Fig. # Pg. #
1 TYPICAL RIGGING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
2 CENTER OF GRAVITY . . . . . . . . . . . . . . . . . . . . . . . . . 9
3 RECOMMENDED DRAIN PIPING . . . . . . . . . . . . . . . . 12
4 TYPICAL THERMOSTAT WIRING . . . . . . . . . . . . . . . 12
5 TYPICAL SPACE SENSOR WIRING . . . . . . . . . . . . . 13
6 TYPICAL GAS PIPING CONNECTION . . . . . . . . . . . . 14
7 VENT AND COMBUSTION AIR HOODS . . . . . . . . . . 15
8 669 MBH HEAT VENT . . . . . . . . . . . . . . . . . . . . . . . . . 15
9 FLUE EXTENSION . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
10 CLEARANCES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
11 HOT WATER PIPING CROSS-SECTION . . . . . . . . . . 17
12 STEAM PIPING CROSS-SECTION . . . . . . . . . . . . . . 17
13 ENTHALPY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . 19
14 DRY BULB SETPOINT ADJUSTMENT . . . . . . . . . . . . 19
15 SINGLE ENTHALPY SETPOINT ADJUSTMENT . . . . 20
16 BOTTOM SUPPLY AND RETURN . . . . . . . . . . . . . . . 39
17 END RETURN, BOTTOM SUPPLY . . . . . . . . . . . . . . . 40
18 BOTTOM RETURN, FRONT & REAR SUPPLY . . . . . 41
19 END RETURN, FRONT & REAR SUPPLY . . . . . . . . . 42
20 FIELD INSTALLED DISCONNECT . . . . . . . . . . . . . . . 43
21 PARTIAL ROOF CURB MODEL 1RC0455P . . . . . . . . 44
22 FULL ROOF CURB MODEL 1RC0455F . . . . . . . . . . . 45
23 FAN PERFORMANCE - 25 TON . . . . . . . . . . . . . . . . . 48
24 FAN PERFORMANCE - 30 TON . . . . . . . . . . . . . . . . . 51
25 FAN PERFORMANCE - 40 TON . . . . . . . . . . . . . . . . . 54
26 PWR EXHAUST - 1 FWD CURVE FAN - 25T . . . . . . . 58
27 PWR EXHAUST - 2 FWD CURVED FANS - 30 & 40T. 60
28 BELT TENSION ADJUSTMENT . . . . . . . . . . . . . . . . . 61
29 TYPICAL GAS VALVE . . . . . . . . . . . . . . . . . . . . . . . . . 68
30 TYPICAL FLAME APPEARANCE . . . . . . . . . . . . . . . . 69
Fig. #
Pg. #
31 ECONOMIZER RESPONSE EXAMPLE . . . . . . . . . . . 72
32 ECONOMIZER RESPONSE EXAMPLE . . . . . . . . . . . 77
33 HOT WATER COIL - 25 & 30T, 1 ROW, AT 10 GPM . 83
34 HOT WATER COIL - 25 & 30T, 1 ROW, AT 20 GPM . 83
35 HOT WATER COIL - 25 & 30T, 1 ROW, AT 30 GPM . 84
36 HOT WATER COIL - 25 & 30T, 1 ROW, AT 40 GPM . 84
37 HOT WATER COIL - 25 & 30T, 2 ROW, AT 60 GPM . 85
38 HOT WATER COIL - 25 & 30T, 2 ROW, AT 80 GPM . 85
39 HOT WATER COIL - 40 TON, 1 ROW, AT 10 GPM . . 86
40 HOT WATER COIL - 40 TON, 1 ROW, AT 20 GPM . . 86
41 HOT WATER COIL - 40 TON, 1 ROW, AT 30 GPM . . 87
42 HOT WATER COIL - 40 TON, 1 ROW, AT 40 GPM . . 87
43 HOT WATER COIL - 40 TON, 2 ROW, AT 20 GPM . . 88
44 HOT WATER COIL - 40 TON, 2 ROW, AT 40 GPM . . 88
45 HOT WATER COIL - 40 TON, 2 ROW, AT 60 GPM . . 89
46 HOT WATER COIL - 40 TON, 2 ROW, AT 80 GPM . . 89
47 STEAM COIL - 25 & 30 TON (1 ROW) . . . . . . . . . . . . 90
48 STEAM COIL - 40 TON (1 ROW) . . . . . . . . . . . . . . . . 90
49 TYPICAL WIRING FOR VAV UNIT WITH GAS HEAT. 91
50 LEGEND FOR VAV UNITS . . . . . . . . . . . . . . . . . . . . . 92
51 TYPICAL WIRING FOR CV UNIT WITH GAS HEAT. . 93
52 LEGEND FOR CV UNIT . . . . . . . . . . . . . . . . . . . . . . . 94
53 TYPICAL FLUE BAFFLE . . . . . . . . . . . . . . . . . . . . . . . 97
54 COMPONENT LOCATION . . . . . . . . . . . . . . . . . . . . . 98
55 25 TON CHARGING CURVE . . . . . . . . . . . . . . . . . . . 99
56 30 TON CHARGING CURVE . . . . . . . . . . . . . . . . . . 100
57 40 TON CHARGING CURVE . . . . . . . . . . . . . . . . . . 101
58 PRESS. DROP DRY COIL VS SPLY AIR 25T. . . . . . 102
59 PRESS. DROP DRY COIL VS SPLY AIR 30/40T . . . 103